220967578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1657}}^1$

素因数の和:1918

約数の個数: 32

約数和(自身を含む): 374363136

約数和(自身を除く): 153395558

約数列:

[1, 2, 13, 23, 26, 46, 223, 299, 446, 598, 1657, 2899, 3314, 5129, 5798, 10258, 21541, 38111, 43082, 66677, 76222, 133354, 369511, 495443, 739022, 990886, 4803643, 8498753, 9607286, 16997506, 110483789, 220967578]

約数ペア:

[(1, 220967578), (2, 110483789), (13, 16997506), (23, 9607286), (26, 8498753), (46, 4803643), (223, 990886), (299, 739022), (446, 495443), (598, 369511), (1657, 133354), (2899, 76222), (3314, 66677), (5129, 43082), (5798, 38111), (10258, 21541)]